ObjectDB 2.8.4

Released on 2021-02-06 (see other available releases).

A newer version is available.

Use of ObjectDB is subject to the ObjectDB Licence

Changes in ObjectDB 2.8.4

  • Fixed a critical bug that may cause collisions between schema versions (issue #2621).
  • Fixed unsupported unwrap to throw _PersistenceException (a subclass of PersistenceException).
  • Fixed an Explorer bug in presenting composite IDs.
  • Fixed a bug in using date and time query parameters in the Explorer (issue #2587).
  • Fixed a bug in using local dates with BETWEEN in queries (issue #2583).
  • Fixed an "Activator requires Java 6 or above" error on some JDKs (issue #2604).
  • Improved the process of creating objects in the Explorer (feature request #2602).
  • Fixed a performance issue in viewing class instances in the Explorer (issue #2601).
  • Fixed an Explorer bug of viewing query results in tables (issue #2600).
  • Fixed a bug in using trailing '_' wildcard in LIKE queries (issue #2576).
  • Removed exceptions due to closing the database connection during index update (issue #2571).
  • Added support for a new query hint for setting a preferred variable processing order (issue #2379)

See the full change log.

ObjectDB with Maven

To use ObjectDB in a Java Maven project add the ObjectDB repositpory and dependency to the pom.xml file.

Use Java 8 or above with the javax variant and Java 17 or above with the jakarta variant.

<repositories>
			...
	<repository>
		<id>objectdb</id>
		<name>ObjectDB Repository</name>
		<url>https://m2.objectdb.com</url>
	</repository>
			...
</repositories>
			...
<dependencies>
			...
	<dependency>
		<groupId>com.objectdb</groupId>
		<artifactId>objectdb</artifactId>
		<version>2.8.4</version>
	</dependency>
			...
</dependencies>

Maven files:

ObjectDB Development Kit

The ObjectDB Development Kit includes:

  • The ObjectDB runtime JAR (available also on Maven).
  • The GUI ObjectDB Explorer.
  • Sample ObjectDB databases that you can open in the Explorer.
  • Command line tools for running the ObjectDB Server and the ObjectDB Enhancer.
  • A sample objectdb.conf configuration file.
  • Source code of the Java / Jakarta Persistence API (JPA).
  • JavaDoc of the Java / Jakarta Persistence API (JPA).
  • The complete ObjectDB Manual in PDF format.